Tuesday, June 11, 2013

How to create relational data model with Oracle SQL Developer Data Modeler


This tutorial shows how to create a relational data model by creating tables, adding columns to tables, defining relationships between tables, etc. 

Pre-requisite
1. JRE is installed.
2. Oracle SQL Developer Data Modeler is installed.

1. Create table.
    Make sure you are in relational tab > click table() icon > move the pointer to the white empty space.
data modeler relational tab

2. Enter table name in the General node
general table properties

3. Click the Columns node to add column.
    a) Click on the  button to add 1 column.
    b) then enter the column name.
    c) Click on the Logical radio button.
    d) Choose data type in the Type dropdown.
    d) If this column is a Primary Key, then check the PK checkbox.
    e) If this column is mandatory, then check the Mandatory checkbox.
table properties - columns node

repeat 1 - 3 to add more tables. 

4. Click on the Foreign Keys node to add foreign key
    a) Click on the  button to add 1 Foreign Key.
    b) Select referenced table from the Referenced Table dropdown.
    c) Select referenced column from the Column field.
table properties - foreign keys node

repeat step 4 to add more Foreign Keys or Foreign Key for other tables.

5. Click on the Unique Constraints node to add unique constraint
    a) Click on the  button to add 1 Unique Constraint.
    b) Choose any column at the Columns panel.
    c) select any move action with the arrows.
table properties - unique constraints node

repeat step 5 to add more Unique Constraints or Unique Constraints for other tables.

6. Click OK.


Done!!

45 comments:

  1. There are lots of information about oracle have spread around the web, but this is a unique one according to me. The strategy you have updated here will make me to get to the next level in oracle. Thanks for sharing this.


    Oracle Training Institutes in Chennai
    Oracle Training Chennai

    ReplyDelete
  2. It likewise helps gives you a comprehension of the utilization of the particular toolbox. ExcelR Data Science Courses

    ReplyDelete
  3. Flutter Programming is one of the most popular in the cross platforms industry. Offshore Flutter Development Service We build excellent flutter mobile app and also learn how to overcome performance issues. is the best choice for all startups to discuss and get their project quotation. We also enable many startups to do Proof of concept and help them to learn about business decisions.

    ReplyDelete
  4. Protection offices are using prescient information examination to gather this information and research it on a huge scale so they can even more constantly predict risk and make techniques that give property holders adequate inclusion with premiums that record for a wide range of perils. Data Analytics Courses

    ReplyDelete
  5. After reading your article I was amazed. I know that you explain it very well. And I hope that other readers will also experience how I feel after reading your article.

    data science course

    ReplyDelete
  6. wonderful article. Very interesting to read this article.I would like to thank you for the efforts you had made for writing this awesome article. This article resolved my all queries.
    Data Science Course

    ReplyDelete
  7. Really nice and interesting post. I was looking for this kind of information and enjoyed reading this one. Keep posting. Thanks for sharing.

    Correlation vs Covariance

    ReplyDelete
  8. Very interesting to read this article.I would like to thank you for the efforts you had made for writing this awesome article. This article inspired me to read more. keep it up.
    Correlation vs Covariance
    Simple linear regression

    ReplyDelete
  9. Actually I read it yesterday but I had some thoughts about it and today I wanted to read it again because it is very well written. off plan slough

    ReplyDelete
  10. It has fully emerged to crown Singapore's southern shores and undoubtedly placed her on the global map of residential landmarks. I still scored the more points than I ever have in a season for GS. I think you would be hard pressed to find somebody with the same consistency I have had over the years so I am happy with that. best places to invest in property

    ReplyDelete
  11. I just got to this amazing site not long ago. I was actually captured with the piece of resources you have got here. Big thumbs up for making such wonderful blog page!

    Simple Linear Regression

    Correlation vs Covariance

    ReplyDelete
  12. Very interesting to read this article.I would like to thank you for the efforts you had made for writing this awesome article. This article inspired me to read more. keep it up.
    Correlation vs Covariance
    Simple linear regression
    data science interview questions

    ReplyDelete
  13. I feel very grateful that I read this. It is very helpful and very informative and I really learned a lot from it.

    Simple Linear Regression

    Correlation vs covariance

    KNN Algorithm

    Logistic Regression explained

    ReplyDelete
  14. Very nice blogs!!! i have to learning for lot of information for this sites…Sharing for wonderful information.Thanks for sharing this valuable information to our vision. You have posted a trust worthy blog keep sharing, data sciecne course in hyderabad

    ReplyDelete
  15. Python is an open source programming language, which is widely used in a number of application domains. unindent does not match any outer indentation level python

    ReplyDelete
  16. Very nice blogs!!! i have to learning for lot of information for this sites…Sharing for wonderful information.Thanks for sharing this valuable information to our vision. You have posted a trust worthy blog keep sharing, data scientist courses

    ReplyDelete
  17. Amazing Article ! I would like to thank you for the efforts you had made for writing this awesome article. This article inspired me to read more. keep it up.
    Correlation vs Covariance
    Simple Linear Regression
    data science interview questions
    KNN Algorithm
    Logistic Regression explained

    ReplyDelete
  18. I am looking for and I love to post a comment that "The content of your post is awesome" Great work! data science courses

    ReplyDelete
  19. This is a wonderful article, Given so much info in it, These type of articles keeps the users interest in the website, and keep on sharing more ... good luck.

    Simple Linear Regression

    Correlation vs Covariance

    ReplyDelete
  20. very well explained .I would like to thank you for the efforts you had made for writing this awesome article. This article inspired me to read more. keep it up.
    Simple Linear Regression
    Correlation vs covariance
    data science interview questions
    KNN Algorithm
    Logistic Regression explained

    ReplyDelete
  21. very well explained. I would like to thank you for the efforts you had made for writing this awesome article. This article inspired me to read more. keep it up.
    Logistic Regression explained
    Correlation vs Covariance
    Simple Linear Regression
    data science interview questions
    KNN Algorithm

    ReplyDelete
  22. Thankyou for this wondrous post, I am happy I watched this site on yippee. ExcelR Data Analytics Course

    ReplyDelete

  23. Impressive. Your story always brings hope and new energy. Keep up the good work.

    business analytics course


    ReplyDelete
  24. I see some amazingly important and kept up to length of your strength searching for in your on the site
    data scientist certification

    ReplyDelete
  25. Thanks for posting the best information and the blog is very helpful.data science interview questions and answers

    ReplyDelete
  26. Really wonderful blog completely enjoyed reading and learning to gain the vast knowledge. Eventually, this blog helps in developing certain skills which in turn helpful in implementing those skills. Thanking the blogger for delivering such a beautiful content and keep posting the contents in upcoming days.

    data science institute in bangalore

    ReplyDelete
  27. Truly mind blowing blog went amazed with the subject they have developed the content. These kind of posts really helpful to gain the knowledge of unknown things which surely triggers to motivate and learn the new innovative contents. Hope you deliver the similar successive contents forthcoming as well.

    data science in bangalore

    ReplyDelete
  28. Extraordinary blog filled with an amazing content which no one has touched this subject before. Thanking the blogger for all the terrific efforts put in to develop such an awesome content. Expecting to deliver similar content further too and keep sharing as always.

    data science training

    ReplyDelete
  29. Truly mind blowing blog went amazed with the subject they have developed the content. These kind of posts really helpful to gain the knowledge of unknown things which surely triggers to motivate and learn the new innovative contents. Hope you deliver the similar successive contents forthcoming as well.

    data science in bangalore

    ReplyDelete
  30. Thanks a lot. You have done excellent job. I enjoyed your blog . Nice efforts
    data scientist training in hyderabad

    ReplyDelete
  31. Hi,

    How to add Foreign key using transformation script option?

    Regards,
    Neetesh

    ReplyDelete
  32. Clients choose status brands for incentive programs because the perceived value is high and encourages positive action. It is the garment, more than the logo, which is attracting attention.giejo swim

    ReplyDelete
  33. I really enjoyed this blog. It's an informative topic. It helps me very much to solve some problems. Its opportunities are so fantastic and the working style so speedy.
    data scientist training and placement in hyderabad

    ReplyDelete
  34. Hello I am so delighted I located your blog, I really located you by mistake, while I was watching on google for something else, Anyways I am here now and could just like to say thank for a tremendous post and a all round entertaining website. Please do keep up the great work. Jen Selter Instagram

    ReplyDelete
  35. Thanks for posting the best information and the blog is very important.digital marketing institute in hyderabad

    ReplyDelete
  36. Thanks for posting the best information and the blog is very important.data science institutes in hyderabad

    ReplyDelete
  37. I was actually browsing the internet for certain information, accidentally came across your blog found it to be very impressive. I am elated to go with the information you have provided on this blog, eventually, it helps the readers whoever goes through this blog. Hoping you continue the spirit to inspire the readers and amaze them with your fabulous content.

    Data Science Course in Faridabad

    ReplyDelete
  38. My friend mentioned to me your blog, so I thought I’d read it for myself. Very interesting insights, will be back for more!
    data scientist course in hyderabad

    ReplyDelete
  39. Great to become visiting your weblog once more, it has been a very long time for me. Pleasantly this article i've been sat tight fosuch a long time. I will require this post to add up to my task in the school, and it has identical subject along with your review. Much appreciated, great offer. data science course in nagpur

    ReplyDelete
  40. Extremely overall quite fascinating post. I was searching for this sort of data and delighted in perusing this one. Continue posting. A debt of gratitude is in order for sharing. data analytics course in delhi

    ReplyDelete
  41. Extremely overall quite fascinating post. I was searching for this sort of data and delighted in perusing this one. Continue posting. A debt of gratitude is in order for sharing. best institute for cloud computing in hyderabad

    ReplyDelete
  42. Extremely overall quite fascinating post. I was searching for this sort of data and delighted in perusing this one. Continue posting. A debt of gratitude is in order for sharing. cloud computing course in jaipur

    ReplyDelete

LinkWithin

Related Posts Plugin for WordPress, Blogger...